DE2854912A1 - Elektroakustischer wandler - Google Patents

Elektroakustischer wandler

Info

Publication number
DE2854912A1
DE2854912A1 DE19782854912 DE2854912A DE2854912A1 DE 2854912 A1 DE2854912 A1 DE 2854912A1 DE 19782854912 DE19782854912 DE 19782854912 DE 2854912 A DE2854912 A DE 2854912A DE 2854912 A1 DE2854912 A1 DE 2854912A1
Authority
DE
Germany
Prior art keywords
membranes
transducer
converter according
opposing
controlled
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
DE19782854912
Other languages
German (de)
English (en)
Inventor
Eric Richard Burwood
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commonwealth of Australia
Original Assignee
Commonwealth of Australia
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Commonwealth of Australia filed Critical Commonwealth of Australia
Publication of DE2854912A1 publication Critical patent/DE2854912A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/027—Electrical or mechanical reduction of yoke vibration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Circuit For Audible Band Transducer (AREA)
DE19782854912 1977-12-19 1978-12-19 Elektroakustischer wandler Withdrawn DE2854912A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPD281177 1977-12-19

Publications (1)

Publication Number Publication Date
DE2854912A1 true DE2854912A1 (de) 1979-06-21

Family

ID=3767327

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782854912 Withdrawn DE2854912A1 (de) 1977-12-19 1978-12-19 Elektroakustischer wandler

Country Status (5)

Country Link
JP (1) JPS54148309A (da)
AU (1) AU4256778A (da)
DE (1) DE2854912A1 (da)
DK (1) DK571378A (da)
GB (1) GB2018089A (da)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3908673A1 (de) * 1988-03-18 1989-09-28 Oticon As Hoerhilfe, insbesondere einsteck-hoerhilfe
EP1367856A2 (de) * 2002-05-27 2003-12-03 Siemens Audiologische Technik GmbH Vorrichtung und Verfahren zur Feedbackreduktion bei Hörsystemen

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USH1875H (en) * 1996-07-22 2000-10-03 Microtronic A/S Electroacoustic transducer
EP1341395A1 (en) * 2002-05-24 2003-09-03 Phonak Ag Hearing device
US7747032B2 (en) 2005-05-09 2010-06-29 Knowles Electronics, Llc Conjoined receiver and microphone assembly
WO2007115304A2 (en) * 2006-04-04 2007-10-11 Knowles Electronics, Llc Monitor transducer system and manufacturing method thereof
EP1895811B1 (en) * 2006-08-28 2016-06-08 Sonion Nederland B.V. Multiple receivers with a common acoustic spout
US8331595B2 (en) 2008-06-11 2012-12-11 Sonion Nederland Bv Hearing instrument with improved venting and miniature loudspeaker therefore
CN103069841A (zh) * 2010-08-03 2013-04-24 峰力公司 用于听力器械的受话器系统
DE102014112784A1 (de) * 2014-09-04 2016-03-10 USound GmbH Lautsprecheranordnung
US10516948B2 (en) 2017-02-28 2019-12-24 USound GmbH Loudspeaker arrangement
GB2601004A (en) 2020-11-17 2022-05-18 Cummins Power Generation Ltd Valve spring retainer incorporating lubrication oil trap

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3908673A1 (de) * 1988-03-18 1989-09-28 Oticon As Hoerhilfe, insbesondere einsteck-hoerhilfe
US5033090A (en) * 1988-03-18 1991-07-16 Oticon A/S Hearing aid, especially of the in-the-ear type
DE3908673C2 (de) * 1988-03-18 1998-09-10 Oticon As Hörhilfe, insbesondere Einsteck-Hörhilfe
EP1367856A2 (de) * 2002-05-27 2003-12-03 Siemens Audiologische Technik GmbH Vorrichtung und Verfahren zur Feedbackreduktion bei Hörsystemen
EP1367856A3 (de) * 2002-05-27 2004-01-28 Siemens Audiologische Technik GmbH Vorrichtung und Verfahren zur Feedbackreduktion bei Hörsystemen
US7203328B2 (en) 2002-05-27 2007-04-10 Siemens Audiologische Technik Gmbh Hearing aid, and method for reducing feedback therein

Also Published As

Publication number Publication date
JPS54148309A (en) 1979-11-20
GB2018089A (en) 1979-10-10
DK571378A (da) 1979-06-20
AU4256778A (en) 1979-07-05

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee